/**
 * Copyright 2008-2009 HAN.BIFANG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package han.bifang.business.dao;

import han.bifang.common.entity.SoaConfig;
import han.bifang.common.exception.BifangErrorCode;
import han.bifang.common.exception.BifangException;
import han.bifang.common.persist.dao.DaoManager;
import han.bifang.common.persist.tx.Tx;
import han.bifang.common.persist.tx.TxManager;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * @Author Kent
 */
public class ConfigDao {
	
	public static void modifyConfig(List<SoaConfig> s) throws BifangException {
		Tx tx = null;

		try {
			tx = TxManager.start();
			
			DaoManager.getDao().saveOrUpdateAll(s);
			DaoManager.getDao().flush();
			tx.commit();

		} catch (Throwable e) {
			Log logger = LogFactory.getLog(ConfigDao.class);
			logger.error("ConfigDao.modifyConfig()", e);
			tx.rollback();
			throw new BifangException(BifangErrorCode.DB_ERROR,
					"modifyConfig() error", e);
		} finally {
			tx.end();
		}

	}
	
	public static List<SoaConfig> findConfigByType(String type) throws BifangException {
		Tx tx = null;

		try {
			tx = TxManager.start();
			String hql = "from SoaConfig c where c.type = ?";
			List<SoaConfig> ret = (List<SoaConfig>)DaoManager.getDao().find(hql,type);
			tx.commit();
			return ret;
		} catch (Throwable e) {
			Log logger = LogFactory.getLog(ConfigDao.class);
			logger.error("ConfigDao.findConfigByType()", e);
			tx.rollback();
			throw new BifangException(BifangErrorCode.DB_ERROR,
					"findConfigByType() error", e);
		} finally {
			tx.end();
		}

	}
	
	public static SoaConfig getConfigByKey(String key) throws BifangException {
		Tx tx = null;

		try {
			tx = TxManager.start();
			SoaConfig ret = (SoaConfig)DaoManager.getDao().get(SoaConfig.class, key);
			tx.commit();
			return ret;
		} catch (Throwable e) {
			Log logger = LogFactory.getLog(ConfigDao.class);
			logger.error("ConfigDao.getConfigByKey()", e);
			tx.rollback();
			throw new BifangException(BifangErrorCode.DB_ERROR,
					"getConfigByKey() error", e);
		} finally {
			tx.end();
		}

	}
	
	public static List<SoaConfig> findAllConfig() throws BifangException {
		Tx tx = null;

		try {
			tx = TxManager.start();
			String hql = "from SoaConfig";
			List<SoaConfig> ret = (List<SoaConfig>)DaoManager.getDao().find(hql);
			tx.commit();
			return ret;
		} catch (Throwable e) {
			Log logger = LogFactory.getLog(ConfigDao.class);
			logger.error("ConfigDao.findConfigByType()", e);
			tx.rollback();
			throw new BifangException(BifangErrorCode.DB_ERROR,
					"findConfigByType() error", e);
		} finally {
			tx.end();
		}

	}
	
	
}
